<table class="easyui-datagrid" title="Basic DataGrid" style="width:700px;height:250px"
 data-options="singleSelect:true,collapsible:true,url:'/json/datagrid_data1.json'">
 <thead><tr>
<th data-options="field:'itemid',width:80">Item ID</th>
<th data-options="field:'productid',width:100">Product</th>
<th data-options="field:'listprice',width:80,align:'right'">List Price</th>
<th data-options="field:'unitcost',width:80,align:'right'">Unit Cost</th>
<th data-options="field:'attr1',width:250">Attribute</th>
<th data-options="field:'status',width:60,align:'center'">Status</th>
</tr></thead>
</table>